Peri-Rx with Caffeine's (by Barbell Medicine) ability to improve cardiovascular endurance is rated as 2.13 out of 3. This rating means the evidence is mixed on the product's ability to deliver on this claim. While some of the evidence supports its use, other evidence does not. Using Peri-Rx with Caffeine to improve cardiovascular endurance may lead to positive results. This rating is different from the product's overall rating and is based on what peer reviewed journal articles conclude on its ability to perform this one claim. This page contains an indepth analysis on how this claim-rating was calculated.

Note: The ratings on this page only deal with Peri-Rx with Caffeine's ability to improve cardiovascular endurance. To view the product's overall rating, visit the product's main page: Peri-Rx with Caffeine.

Table of Contents

  1. Simple Report
  2. Detailed Report
  3. References

Simple Report

Detailed Report

The detailed report is an in-depth analysis on how Peri-Rx with Caffeine's rating for this particular claim was calculated.

Claim Effectiveness Ratings

Each supplement product is a blend of ingredients. The database uses peer reviewed journal articles to rate the ingredients. These ratings are also used to rate how well products perform overall as well as on individual claims.

The supplement ingredients listed in table below are identified as affecting Peri-Rx with Caffeine's ability to improve cardiovascular endurance. The rating next to the ingredient describes the ingredient's ability to improve cardiovascular endurance. These ratings are averaged together and provide the product's overall ability to deliver on the same claim.

Ingredients Improve Cardiovascular Endurance Rating
Branched Chain Amino Acids 1 out of 3
Creatine Monohydrate 1.5 out of 3
HMB 3 out of 3
Caffeine 3 out of 3
Product's Claim Effectiveness Rating 2.13 out of 3

Claim Research Ratings

The research rating describes how well an ingredient's ability to perform a certain claim (such as improve cardiovascular endurance) has been researched. This rating is based on the amount of studies contained in the database on a particular ingredient and claim. Ingredient research ratings are averaged together to from the product's research rating for this specific cliam.

This rating is important because we need to know if there is enough research to make a valid conclusion on a product's worthiness. Ratings above 80 are ideal. Anything below 60 means there is not enoguh research to make a valid conclusion one way or another on a product's ability to deliver on this particular claim.

Ingredients Improve Cardiovascular Endurance Research Rating
Branched Chain Amino Acids
Creatine Monohydrate
HMB
Caffeine
Product's Claim Research Rating

References

Title
Branched-Chain Amino Acid Supplementation during Repeated Prolonged Skiing Exercises at Altitude
Effects of creatine supplementation on isometric force-time curve characteristics
Effects of creatine supplementation on muscle power, endurance, and sprint performance
Effect of creatine supplementation on aerobic performance and anaerobic capacity in elite rowers in the course of endurance training
Creatine supplementation in endurance sports
Creatine Monohydrate Supplementation Does Not Augment Fitness, Performance, or Body Composition Adaptations in Response to Four Weeks of High-Intensity Interval Training in Young Females
Effects of plyometric training and creatine supplementation on maximal-intensity exercise and endurance in female soccer players
Creatine supplementation in young soccer players
Is Long Term Creatine and Glutamine Supplementation Effective in Enhancing Physical Performance of Military Police Officers?
The Effect of a 12-Week Beta-hydroxy-beta-methylbutyrate (HMB) Supplementation on Highly-Trained Combat Sports Athletes: A Randomised, Double-Blind, Placebo-Controlled Crossover Study
The Effect of β-Hydroxy-β-Methylbutyrate on Aerobic Capacity and Body Composition in Trained Athletes
The efficacy of a β-hydroxy-β-methylbutyrate supplementation on physical capacity, body composition and biochemical markers in elite rowers: a randomised, double-blind, placebo-controlled crossover study
Caffeine improves physical and cognitive performance during exhaustive exercise